某公司面对以下两段需求曲线: p=25-0.25Q(当产量为0~20时) p=35-

题型:问答题

问题:

某公司面对以下两段需求曲线:
p=25-0.25Q(当产量为0~20时)
p=35-0.75Q(当产量超过20时)
公司总成本函数为:TG1=200+5Q+0.25Q2
(1)说明该公司所属行业的市场结构是什么类型
(2)公司的最优价格和产量是什么这时利润(亏损)多大
(3)如果成本函数改为TC2=200+8Q+0.25Q2,最优价格和产量是多少

考点:普通考研金融学硕士联考(2011年1月停考)金融学硕士联考8
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红色鼓动诗

题型:问答题
一瓶油第一次吃去
1
5
,第二次吃去余下的
3
4
,这时瓶内还有
1
5
千克,这瓶油原来有多少千克?
题型:问答题
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第二节完型填空(共20小题;每小题1.5分,满分30分)
What seemed impossible is possible nowadays. One spring afternoon last year a group of   36  attacked a 15-year-old girl in the Berlin district of Köpenick. They hit her in the face and pushed her to the ground. When the victim   37   to hand over her money, some of them held her down and   38  her arms with a lighted cigarette. The   39   were not a gang of boys, but of 13- to 15-year-old girls.
While men are still responsible for the  40  of crimes in Germany,  41   violence is on the rise. Young girls and women of all  42  groups are becoming more violent, and that has been a   43   trend for several years. Last year in Berlin, the   44   of female suspects of violent crime under the age of 21 increased by almost 8%, while that of male suspects   45   slightly. Violent crimes like  46 and serious bodily harm have even shot up by 18% and 25% among young women.
Why are   47   women becoming more violent? Gender (性别)   48   may have something to do with it. Today's females are drinking and smoking more, and raising all sorts of   49   things. Girls and young women are generally less held back in adopting male forms of behavior.  50  , the same goes for the   51   of violence. The members of all-female gangs tend to be especially   52  . When particularly humiliating methods like burning or undressing are involved, the   53   will usually be girls. It seems to be all about showing the   54  , “Hey, we can do   55   than you.” 
36. A. terrorists
37. A. refused
38. A. twisted
39. A. fighters
40. A. majority
41. A. strong
42. A. working
43. A. worldwide
44. A. number
45. A. remained
46. A. drug taking
47. A. stupid
48. A. difference
49. A. dirty
50. A. However
51. A. use
52. A. beautiful
53. A. watchers
54. A. parents
55. A. faster
B. thieves
B. tried
B. beat
B. attackers
B. variety
B. daytime
B. activity
B. nationwide
B. degree
B. changed
B. theft
B. uneducated
B. equality
B. surprising
B. Therefore
B. belief
B. cruel
B. victims
B. teachers
B. better
C. teenagers
C. managed
C. tied
C. students
C. most
C. secret
C. age
C. school
C. quantity
C. happened
C. robbery
C. homeless
C. relations
C. unbelievable
C. Unfortunately
C. love
C. young
C. helpers
C. boys
C. more easily
D. passers-by
D. decided
D. burned
D. criminals
D. few   
D. female
D. interest
D. family
D. quality
D. dropped    
D. poisoning
D. German
D. roles
D. useless
D. Finally
D. rise
D. boyish  
D. performers
D. people
D. more efficiently
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什么是清单支付?什么是合同支付?

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三视图包括主视图、俯视图和左视图。

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